resolver/src/main/java/org/apache/james/jspf/core/SPFCheckerDNSResponseListener.java

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package org.apache.james.jspf.core;

import org.apache.james.jspf.core.exceptions.NeutralException;
import org.apache.james.jspf.core.exceptions.NoneException;
import org.apache.james.jspf.core.exceptions.PermErrorException;
import org.apache.james.jspf.core.exceptions.TempErrorException;

/**
 * 
 * Listeners which should get called for a SPFCheck when the DNSResponse is aviable should implement 
 * this interface.
 */
public interface SPFCheckerDNSResponseListener {
    
    /**
     * Continue the check for SPF with the given values and the given DNSResponse
     * 
     * @param response
     *             The DNSResponse which should be used to run the check
     * @param session
     *             The SPFSession which should be used to run the check
     * @throws PermErrorException
     *             Get thrown if an error was detected
     * @throws NoneException
     *             Get thrown if no Record was found
     * @throws TempErrorException
     *             Get thrown if a DNS problem was detected
     * @throws NeutralException  
     *             Get thrown if the result should be neutral
     */
    public DNSLookupContinuation onDNSResponse(DNSResponse response, SPFSession session) throws PermErrorException, NoneException, TempErrorException, NeutralException;

}